> Markdown version of [/jobs/ext/3178314-software-engineer](https://www.wearedevelopers.com/jobs/ext/3178314-software-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Software Engineer - **Company:** Loyalty Partner Solutions GmbH - **Location:** München, Germany - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Application Programming Interfaces (APIs), Cloud Engineering, Code Review, Software Technical Review, Marketplace - **Published:** September 30, 2026 - **Apply:** https://jobs.payback.group/en_US/careers/ApplicationMethods?jobId=1287 ## About the Role * have several years of experience as a Senior Software Engineer, Technical Lead, Solutions Architect or in a comparable role * have sound knowledge of modern cloud, API and integration architectures * ideally, you have already gained experience with e-commerce, marketplace or platform solutions, ideally with Mirakl and Commercetools * confidently manage external service providers and technology partners * have several years of experience with architecture and code reviews * have experience operating business-critical systems as well as in incident and problem management * think analytically, work in a structured way and take a solution-oriented approach * communicate effectively in German and English, involve stakeholders confidently and enjoy working hands-on ## Description This role focuses on the further development and operation of the PAYBACK Marketplace, which forms the central foundation for product, merchant and marketplace functionalities. In this role, you will ensure the technical integrity, scalability and stability of the platform and take technical ownership of architecture, integrations, incident management and technical quality. You will act as the central technical point of contact for the cross-functional crew in the Online Shopping domain as well as for external technology partners. Your day-to-day work * You take technical ownership of our PAYBACK eCommerce Marketplace in the Online Shopping domain - from architecture and stability through to performance, security and operations * You ensure high technical quality through architecture, design and code reviews, making sure that standards and non-functional requirements are met * You make sure that business-critical marketplace functionalities run reliably - including operational readiness, monitoring, incident and problem management * You are the central technical point of contact for Product, Business, external partners and technology service providers * You support and manage technical integrations within our marketplace ecosystem